Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May introduces a minor temperature shift, with average high-temperatures adjusting from April's warm 74.8°F (23.8°C) to a still moderately hot 81.3°F (27.4°C). The average temperature during May nights is registered at an enjoyable 64°F (17.8°C).Heat index
In May, the average heat index is calculated to be a hot 86°F (30°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
The most humid month is May, with an average relative humidity of 75%.Rainfall
The month with the most rainfall is May, when the rain falls for 11.5 days and typically aggregates up to 2.05" (52mm) of precipitation.Snowfall
March through December are months without snowfall in Glenn Heights.Daylight
The average length of the day in May is 13h and 50min.On the first day of the month, sunrise is at 6:39 am and sunset at 8:09 pm. On the last day of May, sunrise is at 6:20 am and sunset at 8:29 pm CDT.
Sunshine
In May, the average sunshine is 8.7h.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 7 in May, converts into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
When are sunrise and sunset in May in Glenn Heights?
How long on average sun shines in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Glenn Heights, TX
- Average high temperature in May: 81.3°F
The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (54.9°F).
- Average low temperature in May: 64°F
The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in May
Glenn Heights, TX
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Glenn Heights, TX
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).
Average humidity in May
Glenn Heights, TX
- Average humidity in May: 75%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (58%).
Average rainfall in May
Glenn Heights, TX
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in May
Glenn Heights, TX
- Average rainfall days in May: 11.5 days
The month with the highest number of rainy days is September (12.5 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in May
Glenn Heights, TX
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Glenn Heights, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Glenn Heights, TX
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Glenn Heights, TX
- Average sunshine days in May: 16 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is September (14.8 days).
Average UV index in May
Glenn Heights, TX
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Glenn Heights, TX
- Average cloud cover in May: 36
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in May
Glenn Heights, TX
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Glenn Heights, Texas, USA
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